Raps - Growth retardation
Symptome
Nitrogen deficiency is characterized by reduced vigor, smaller leaves and pale green or yellowish leaf color. Growth is strongly restricted and the stand looks more loose than normal. Reduced flowering.
Gründe
Nitrogen deficiency
Raps - Growth retardation
Symptome
Nitrogen deficiency is characterized by reduced vigor, smaller leaves and pale green or yellowish leaf color. Sometimes a purple discoloration, mainly on mature leaves, may occur.
Older leaves senesce prematurely.
Gründe
Nitrogen deficiency
The purple leaf color is similar to the discoloration caused by P, Mg, B or S deficiency.
Nitrogen deficiency wird verschlimmert durch
- Low or high pH soils
- Sandy or light soils (leaching
- ) Low organic matter
- Drought conditions
- High rainfall (leaching) or heavy irrigation
- Addition or high levels of non-decomposed organic matter/manure (eg straw)
- Fast growing crops
Stickstoff ist wichtig für
- Improved crop development
- Increased yield
Empfohlene Yara Dünger für Stickstoff
YaraVita SAFE-N 300
Oilseed Rape: 10 to 20 l/ha at the 4 to 8 leaf stage. Also, 10 to 20 l/ha at the onset of stem extension. Repeat 10 to 14 days later if necessary. Water rate: 200 l/ha.
Lesen Sie mehr über YaraVita SAFE-N 300
